SOLUTION: Find the values of k such that 4x^2+16x+k has the following solutions. a. no real solutions

Question 1179334: Find the values of k such that 4x^2+16x+k has the following solutions.
a. no real solutions

Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

the values of such that has the following solutions.
a. no real solution
it will be if discriminant
...in this case , , and

will be equal to zero if -> or
let try

and real solution is
use quadratic formula
............, , and

see the graph below:

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